Full Product Manual

21
Figure 3-1
 If more than one module is detected, you will be prompted to
select a module to test.
Figure 3-2
 Use the SCROLL button to select a module and press the
ENTER/Exit button to confirm.
Read Codes
 The Read Codes function can be performed with the key on, engine off
(KOEO) or with the key on, engine running (KOER).
 Stored Codes are also known as “hard codes”, which are fault codes,
or trouble codes that have been stored in the vehicle computer memory
because the faults have reoccurred for more than a specified amount
of key-cycles. These codes will cause the control module to illuminate
the malfunction indicator light (MIL) when emission-related faults
occur.
 Pending Codes are also referred to as “maturing codes” or “continuous
monitor codes”. They indicate problems that the control module has
detected during the current or last driving cycle but are not as yet
considered serious. Pending Codes will not cause a malfunction